import re
import json
from typing import Optional, Union

from multi_swe_bench.harness.image import Config, File, Image
from multi_swe_bench.harness.instance import Instance, TestResult
from multi_swe_bench.harness.pull_request import PullRequest


class ImageDefault(Image):
    def __init__(self, pr: PullRequest, config: Config):
        self._pr = pr
        self._config = config

    @property
    def pr(self) -> PullRequest:
        return self._pr

    @property
    def config(self) -> Config:
        return self._config

    def dependency(self) -> str:
        return "python:3.9-slim"

    def image_prefix(self) -> str:
        return "envagent"

    def image_tag(self) -> str:
        return f"pr-{self.pr.number}"

    def workdir(self) -> str:
        return f"pr-{self.pr.number}"

    def files(self) -> list[File]:
        repo_name = self.pr.repo
        return [
            File(
                ".",
                "fix.patch",
                f"{self.pr.fix_patch}",
            ),
            File(
                ".",
                "test.patch",
                f"{self.pr.test_patch}",
            ),
            File(
                ".",
                "prepare.sh",
                """ls -la
###ACTION_DELIMITER###
pip install -e ".[test]"
###ACTION_DELIMITER###
tox -e ci -- -v
###ACTION_DELIMITER###
pip install tox
###ACTION_DELIMITER###
tox -e ci -- -v
###ACTION_DELIMITER###
pip install rich==11.2.0
###ACTION_DELIMITER###
tox -e ci -- -v
###ACTION_DELIMITER###
sed -i 's/bandit~=1.6/bandit<1.7/' tox.ini
###ACTION_DELIMITER###
sed -i '/ci: install_deps/ s/$/ rich<12.0.0/' tox.ini
###ACTION_DELIMITER###
tox -e ci -- -v
###ACTION_DELIMITER###
sed -i '/ci: install_deps/ s/$/ bandit<1.7 rich<12.0.0/' tox.ini
###ACTION_DELIMITER###
sed -i '/\[testenv:ci\]/a install_deps = bandit<1.7 rich<12.0.0' tox.ini
###ACTION_DELIMITER###
sed -i 's/bandit~=1.6/bandit==1.6.2/' tox.ini
###ACTION_DELIMITER###
sed -i '/ci: install_deps/ s/bandit~=1.6/bandit==1.6.2/' tox.ini
###ACTION_DELIMITER###
pytest -v test/unit test/integration --cov=pudl --cov-report=term
###ACTION_DELIMITER###
pip install markupsafe==2.0.1
###ACTION_DELIMITER###
pytest -v test/unit test/integration
###ACTION_DELIMITER###
pip install marshmallow==2.21.0
###ACTION_DELIMITER###
pip install marshmallow==3.15.0
###ACTION_DELIMITER###
pytest -v test/unit test/integration
###ACTION_DELIMITER###
pudl_init --clobber
###ACTION_DELIMITER###
pip install -e ".[test]"
###ACTION_DELIMITER###
pudl_init --clobber
###ACTION_DELIMITER###
pudl_setup --clobber
###ACTION_DELIMITER###
pip install referencing==0.29.0
###ACTION_DELIMITER###
pudl_setup --clobber
###ACTION_DELIMITER###
pip install jsonschema-specifications==2023.7.1
###ACTION_DELIMITER###
pip install jsonschema==4.18.0
###ACTION_DELIMITER###
pudl_setup --clobber
###ACTION_DELIMITER###
pytest -v test/unit test/integration
###ACTION_DELIMITER###
pudl_datastore download --sources ferc1 eia860 eia923 epacems
###ACTION_DELIMITER###
pudl_datastore -h
###ACTION_DELIMITER###
pudl_datastore --dataset ferc1 --dataset eia860 --dataset eia923 --dataset epacems
###ACTION_DELIMITER###
pudl_datastore --sandbox --dataset ferc1 --dataset eia860 --dataset eia923 --dataset epacems
###ACTION_DELIMITER###
pudl_datastore
###ACTION_DELIMITER###
echo 'pytest -v test/unit test/integration' > /home/pudl/test_commands.sh
###ACTION_DELIMITER###
chmod +x /home/pudl/test_commands.sh""",
            ),
            File(
                ".",
                "run.sh",
                """#!/bin/bash
cd /home/[[REPO_NAME]]
pytest -v test/unit test/integration

""".replace("[[REPO_NAME]]", repo_name),
            ),
            File(
                ".",
                "test-run.sh",
                """#!/bin/bash
cd /home/[[REPO_NAME]]
if ! git -C /home/[[REPO_NAME]] apply --whitespace=nowarn /home/test.patch; then
    echo "Error: git apply failed" >&2
    exit 1  
fi
pytest -v test/unit test/integration

""".replace("[[REPO_NAME]]", repo_name),
            ),
            File(
                ".",
                "fix-run.sh",
                """#!/bin/bash
cd /home/[[REPO_NAME]]
if ! git -C /home/[[REPO_NAME]] apply --whitespace=nowarn  /home/test.patch /home/fix.patch; then
    echo "Error: git apply failed" >&2
    exit 1  
fi
pytest -v test/unit test/integration

""".replace("[[REPO_NAME]]", repo_name),
            ),
        ]

    def dockerfile(self) -> str:
        copy_commands = ""
        for file in self.files():
            copy_commands += f"COPY {file.name} /home/\n"

        dockerfile_content = """
# This is a template for creating a Dockerfile to test patches
# LLM should fill in the appropriate values based on the context

# Choose an appropriate base image based on the project's requirements - replace [base image] with actual base image
# For example: FROM ubuntu:**, FROM python:**, FROM node:**, FROM centos:**, etc.
FROM python:3.9-slim

## Set noninteractive
ENV DEBIAN_FRONTEND=noninteractive

# Install basic requirements
# For example: RUN apt-get update && apt-get install -y git
# For example: RUN yum install -y git
# For example: RUN apk add --no-cache git
RUN apt-get update && apt-get install -y git

# Ensure bash is available
RUN if [ ! -f /bin/bash ]; then         if command -v apk >/dev/null 2>&1; then             apk add --no-cache bash;         elif command -v apt-get >/dev/null 2>&1; then             apt-get update && apt-get install -y bash;         elif command -v yum >/dev/null 2>&1; then             yum install -y bash;         else             exit 1;         fi     fi

WORKDIR /home/
COPY fix.patch /home/
COPY test.patch /home/
RUN git clone https://github.com/catalyst-cooperative/pudl.git /home/pudl

WORKDIR /home/pudl
RUN git reset --hard
RUN git checkout {pr.base.sha}
"""
        dockerfile_content += f"""
{copy_commands}
"""
        return dockerfile_content.format(pr=self.pr)


@Instance.register("catalyst-cooperative", "pudl_1125_to_670")
class PUDL_1125_TO_670(Instance):
    def __init__(self, pr: PullRequest, config: Config, *args, **kwargs):
        super().__init__()
        self._pr = pr
        self._config = config

    @property
    def pr(self) -> PullRequest:
        return self._pr

    def dependency(self) -> Optional[Image]:
        return ImageDefault(self.pr, self._config)

    def run(self, run_cmd: str = "") -> str:
        if run_cmd:
            return run_cmd

        return "bash /home/run.sh"

    def test_patch_run(self, test_patch_run_cmd: str = "") -> str:
        if test_patch_run_cmd:
            return test_patch_run_cmd

        return "bash /home/test-run.sh"

    def fix_patch_run(self, fix_patch_run_cmd: str = "") -> str:
        if fix_patch_run_cmd:
            return fix_patch_run_cmd

        return "bash /home/fix-run.sh"

    def parse_log(self, log: str) -> TestResult:
        # Parse the log content and extract test execution results.
        passed_tests: set[str] = set()  # Tests that passed successfully
        failed_tests: set[str] = set()  # Tests that failed
        skipped_tests: set[str] = set()  # Tests that were skipped
        import re

        lines = log.split("\n")
        current_test = None
        for line in lines:
            line = line.strip()
            # Capture test name using regex to exclude trailing log info
            # Capture test name up to the first space (handles brackets, hyphens, etc.)
            test_match = re.match(r"^(test/.*?)\s", line)
            if test_match:
                current_test = test_match.group(1)
            # Check for PASSED status
            if "PASSED" in line:
                if current_test:
                    passed_tests.add(current_test)
                    current_test = None
                # Check same-line pattern (test name followed by PASSED)
                match = re.match(r"(test/.*?) PASSED", line)
                if match:
                    passed_tests.add(match.group(1))
            # Check for FAILED status
            if "FAILED" in line:
                if current_test:
                    failed_tests.add(current_test)
                    current_test = None
                # Check same-line pattern (test name followed by FAILED)
                match = re.match(r"(test/.*?) FAILED", line)
                if match:
                    failed_tests.add(match.group(1))
            # Check for SKIPPED status
            if "SKIPPED" in line:
                if current_test:
                    skipped_tests.add(current_test)
                    current_test = None
                # Check same-line pattern (test name followed by SKIPPED)
                match = re.match(r"(test/.*?) SKIPPED", line)
                if match:
                    skipped_tests.add(match.group(1))
            # Check for ERROR status (considered failed)
            if "ERROR" in line:
                match = re.match(r"^ERROR (test/.*)$", line)
                if match:
                    failed_tests.add(match.group(1))
        parsed_results = {
            "passed_tests": passed_tests,
            "failed_tests": failed_tests,
            "skipped_tests": skipped_tests,
        }

        return TestResult(
            passed_count=len(passed_tests),
            failed_count=len(failed_tests),
            skipped_count=len(skipped_tests),
            passed_tests=passed_tests,
            failed_tests=failed_tests,
            skipped_tests=skipped_tests,
        )
